JS get div height and reset div height and width

Source: Internet
Author: User
Tags reset

 js get the div height and reset the div height and width

<! DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 transitional//en" "Http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd
<meta http-equiv= " Content-type "content=" text/html; charset=gb2312 "/>
<title>js get the div height and reset the div height and width </title>
<script language=" JavaScript tutorial "
 var $=function (id) {
     return document.getElementById (ID);
 }
& nbsp
 function clickdiv ()
 {
  $ (' TestID '). offsetwidth;/M
  $ (' TestID '). offsetheight;
 
  document.all.testid.style.width= "1000px";//js set div width
  Document.all.testid.style.height= "500px"; Set div height Democracy
 /Now to reset the height and width of the TestID
 //$ (' TestID '). offsetwidth = +
 //$ (' TestID '). offsetheight = 300;
 
  $ (' TestID '). Style.classname = ' idtest ';
 }
 
</script>
method Two
<script type= "Text/javascript"
Alert (document.getElementById ("TestID"). scrollheight+ ' px ');
</script>

Method Three

<script type= "Text/javascript" >
Alert (document.getElementById ("TestID"). clientheight+ ' px ');
</script>
<style type= "Text/css Tutorial" >
#testid {
height:50px;
width:200px;
Background: #3300CC;
}
. idtest{
height:80px;
width:150px;
Background: #FFFFFF;
}
</style>

<body>
<div id= "TestID" >
</div>
<input type= "button" value= "click Me" onclick= "clickdiv ();"/>
</body>

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